From mboxrd@z Thu Jan  1 00:00:00 1970
From: Greg KH <gregkh@linuxfoundation.org>
Date: Mon, 18 Jun 2012 18:23:13 +0000
Subject: Re: Getting Hot Plug/Unplug Notification
Message-Id: <20120618182313.GA11591@kroah.com>
List-Id: <linux-hotplug.vger.kernel.org>
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To: linux-hotplug@vger.kernel.org

On Mon, Jun 18, 2012 at 11:49:32PM +0530, madhav chauhan wrote:
> Hi All,
> I want to get hot plug event  in my  C code whenever USB device is
> plugged in/out.

Link to libudev for this.

> How can i get VID/PID of USB device plugged out/in??

Yes.

> Can somebody help me for the same, any  sample code available??

Look at the libudev examples, they should help you out.

Hope this helps,

greg k-h